Infinity KAPPA 120.1SE
Thiele-Small parameters
| Nominal size | 12" |
|---|---|
| Impedance | 4 Ω |
| Fs | 22.5 Hz |
| Qts | 0.359 |
| Qes | 0.37 |
| Qms | 12.44 |
| Vas | 146.5 L |
| Sd | 511 cm² |
| Xmax | 11.2 mm |
| Re | 3.32 Ω |
| Bl | 12.6 T·m |
| Mms | 124.8 g |
| Pe | 300 W |
| Sensitivity | 92.4 dB |
Alignment hint
| EBP | 61 · flexible |
|---|---|
| Sealed Vb (Qtc ≈ 0.71) | ≈ 50.9 L |
EBP 50-100: works in either a sealed or ported alignment.
Rules of thumb from T/S parameters only. Verify against a real simulation before cutting wood.
Substitute candidates
| Driver | Fs (Hz) | Qts | Vas (L) | Xmax (mm) | Sens (dB) | Fit | Notes | Compare |
|---|---|---|---|---|---|---|---|---|
| Peerless 308SWR51XXLSP (830847) | 21.8 -0.7 | 0.357 = | 144.2 -2.3 | 10.8 -0.4 | 93.1 +0.7 | close | 220 W vs 300 W: lower power handling · Xmax 10.8 mm < 11.2 mm: lower excursion-limited SPL | + |
| Pioneer TSW 304 C | 21 -1.5 | 0.342 -0.02 | 146 -0.5 | 11 -0.2 | 92 -0.4 | close | Xmax 11 mm < 11.2 mm: lower excursion-limited SPL | + |
| Peerless XXLS12-8+8 | 21.8 -0.7 | 0.357 = | 144.2 -2.3 | 9.7 -1.5 | 93.1 +0.7 | close | 175 W vs 300 W: lower power handling · Xmax 9.7 mm < 11.2 mm: lower excursion-limited SPL | + |
| Adire Audio SHIVA MK II - DVC Parallèle | 22 -0.5 | 0.385 +0.03 | 158 +11.5 | 14.1 +2.9 | 92.7 +0.3 | close | + | |
| Eminence LAB 12 C | 22.9 +0.4 | 0.33 -0.03 | 128.3 -18.2 | 11 -0.2 | 92.6 +0.2 | close | Xmax 11 mm < 11.2 mm: lower excursion-limited SPL | + |
| Dayton Audio 12 DVC | 25 +2.5 | 0.347 -0.01 | 147.3 +0.8 | 15.5 +4.3 | 94 +1.6 | close | + | |
| Adire Audio SHIVA MK I - DVC Parallèle | 23 +0.5 | 0.386 +0.03 | 163 +16.5 | 14 +2.8 | 93.4 +1 | close | + | |
| Peerless 830952 | 19.1 -3.4 | 0.365 +0.01 | 159 +12.5 | 13 +1.8 | 91.5 -0.9 | close | + | |
| Eminence LAB 12 | 22 -0.5 | 0.379 +0.02 | 125.2 -21.3 | 11 -0.2 | 90 -2.4 | close | 8 Ω vs 4 Ω: amp load changes · Xmax 11 mm < 11.2 mm: lower excursion-limited SPL | + |
| Pioneer TS-W 304 C | 21 -1.5 | 0.307 -0.05 | 136 -10.5 | 11 -0.2 | 92.2 -0.2 | close | Xmax 11 mm < 11.2 mm: lower excursion-limited SPL | + |
Compare the closest 3 against the KAPPA 120.1SE →
Ranked on parameter similarity only (Qts, Fs, Vas, Xmax, sensitivity). Same nominal size required. A hint, not a simulation, model the swap before cutting or buying.
Used in enclosures (0)
No enclosure in the catalog uses this driver yet.